Smbus Connector; Chassis Intrusion Connector - DFI BT551 User Manual

SMBus Connector

2 6 SMBus
1 5
The SMBus (System Management Bus) connector is used to connect SMBus devices. It is a
multiple device bus that allows multiple chips to connect to the same bus and enable each one
to act as a master by initiating data transfer.
Chapter 2 Hardware Installation
Chapter 2

Chassis Intrusion Connector

The board supports the chassis intrusion detection function. Connect the chassis intrusion
sensor cable from the chassis to this connector. When the system's power is on and a chassis
intrusion occurred, an alarm will sound. When the system's power is off and a chassis intrusion
occurred, the alarm will sound only when the system restarts.
23
Chassis
Intrusion
2 Signal
1 Ground
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